The effective yield on US high-yield corporate bonds hit 8.03%, the highest since April 2025, after a 104-basis-point jump in five weeks — the largest such move in 17 months. Spreads over Treasuries widened to 3.02%, and CCC-rated spreads surged to 968 bps, the highest since November 2023.

One free account opens every story complete, the live board, the 30-day calendar, a watchlist and breaking alerts on your phone. No card. The wire stays free to read.